???????????????

????:??????????:??????????

?????????6?????????????16?????????? ???,??6?16?????06???:16??,?????????????????????,?6??????16?,?????????????????????????????????????????????????????35~36????????,??,????????????????????????????37~39?,?40???????????????

17-19????,?????????????????????????17?????????,??????????????37~39???????,?40??????

?????????????????????:?????????????????????????????????????

????:

1.?;

2.?????????;

3.????????????????????????????;

4.???

???:?????